10800980

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1061}}^1$

素因数の和:1579

約数の個数: 24

約数和(自身を含む): 22748040

約数和(自身を除く): 11947060

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 1061, 2036, 2122, 2545, 4244, 5090, 5305, 10180, 10610, 21220, 540049, 1080098, 2160196, 2700245, 5400490, 10800980]

約数ペア:

[(1, 10800980), (2, 5400490), (4, 2700245), (5, 2160196), (10, 1080098), (20, 540049), (509, 21220), (1018, 10610), (1061, 10180), (2036, 5305), (2122, 5090), (2545, 4244)]